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NTA Abhyas NEET2020BotanyAnimal KingdomPractice

Select the incorrect statement.

Options

  1. APhylum Hemichordata consists of a small group of worm-like marine animals with organ-system level of organisat
  2. BFertilization is usually internal in Echinodermata.
  3. CRadula in mollusca helps in feeding.
  4. DParapodia is found in aquatic annelids.

Correct answer

B. Fertilization is usually internal in Echinodermata.

Step-by-step solution

In Echinodermata, reproduction is sexual. Fertilization is usually external. Development is indirect with free-swimming larva.

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